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It's Okay To Be SmartI'm Joe Hanson, Ph.D and this program is all about science, the amazing universe we live in and how science connects to every part of our life.
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- Now Playing22minCan AI Help Us Talk to Whales?
- Now Playing11minThe Hazy Evolution of Cannabis
- Now Playing11minMeasuring the Universe With a 14-Billion Light-Year Ruler
- Now Playing16minHow Eclipses Revealed Our Solar System
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing16minWhat If Gravity is Not A Fundamental Force?
- Now Playing15minDoes Space Emerge From A Holographic Boundary?
- Now Playing8minIs the Southern Accent Disappearing?
- Now Playing15minThis Winter Trend Is Overpowering Global Warming
It's Okay to Be Smart
- Now Playing5minDe-Extinction: A Mammoth Undertaking
- Now Playing6min100,000,000 Years From Now
- Now Playing6minIlluminating the Universe: The History of Light
- Now Playing6minWhy Salt & Pepper?
- Now Playing5minHow Does A Canyon Become Grand?
- Now Playing6minDo Trees Talk?
- Now Playing7minYour Salad Is Trying To Kill You
- Now Playing6minWhy Did We Blow On Nintendo Games?
- Now Playing6minThe Amazing Science of DUST?
- Now Playing5minDo Fish Pee?
- Now Playing8minHow Evolution Turned A Possum Into A Wolf
- Now Playing7min3 Incredible Examples of Evolution Hidden In Your Body
- Now Playing3minDoes The Moon Really Orbit The Earth?
- Now Playing6minThe Cheerios Effect
- Now Playing4minHow Poop Shapes the World
- Now Playing7minWhy Do We Laugh?
- Now Playing5minThis Rainforest Caterpillar Looks Like Donald Trump
- Now Playing8minTuatara All the Way Down
- Now Playing5minRemembering Carl Sagan
- Now Playing5minLife by the Numbers
Origin of Everything
- Now Playing9minWhy Do All Malls Look the Same?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing9minThe Origin of Gender
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing7minWhy Do We Eat Popcorn at The Movies?
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minThe 2nd Amendment Explained
- Now Playing9minThe Origin of Gender
- Now Playing8minWhy Did Europeans Enslave Africans?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing10minWhat is Ethnicity?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing7minWhy Does Santa Wear Red?
- Now Playing12minSix Historically True Facts about Money
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing8minWhy Do People Have Pets?
- Now Playing11minWhat is Racial Passing?
- Now Playing12minWhy Do We Have Housing Projects?
- Now Playing8minWhy Do We Eat Artificial Flavors?
Two Cents
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing6minHow to Ask for a Raise
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minInsta-Everything
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing7minMoney, A Global Game of Trust
- Now Playing6minIs My Identity Safe From Hackers?
- Now Playing6minFighting the Wedding Industrial Complex
- Now Playing7minWhich College Majors Give the Most Bang for Your Buck?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing7minLove and Money
Monstrum
- Now Playing7minWhat Dragons Say About Us
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing7minRelease the Kraken!
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
Eons
- Now Playing9minThe Oddest Couple in the Fossil Record
- Now Playing12minYour Place in the Primate Family Tree
- Now Playing10minThe Hidden Genes That Make Us Human
- Now Playing13minDid Raptorex Really Exist?
- Now Playing12minWhen Sharks Swam the Great Plains
- Now Playing11minWhen Giant Lemurs Ruled Madagascar
- Now Playing9minHow Our Deadliest Parasite Turned To The Dark Side
- Now Playing5minThat Time Oxygen Almost Killed Everything
- Now Playing8minThe Extinction That Never Happened
- Now Playing7minThe Genes We Lost Along the Way
- Now Playing10minHow Ancient Art Captured Australian Megafauna
- Now Playing6minThe Story of Saberteeth
- Now Playing10minLife, Sex & Death Among the Dire Wolves
- Now Playing5minThat Time Oxygen Almost Killed Everything
- Now Playing11minFrom the Cambrian Explosion to the Great Dying
- Now Playing9minOur Ancient Relative That Said 'No Thanks' To Life On Land
- Now Playing11minDid These Giant Sloths Poop Themselves to Death?
- Now Playing13minAn Illustrated History of Dinosaurs
- Now Playing12minWhen Birds Had Teeth
- Now Playing7minThe Trouble With Trilobites
Hot Mess
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing9minHow to Talk About Climate Change
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minWhat Can You Actually Do About Climate Change?
Space Time
- Now Playing17minThorium and the Future of Nuclear Energy
- Now Playing11minHow Asteroid Mining Will Save Earth
- Now Playing15minHow To Know If It's Aliens
- Now Playing10minThe Origin of Matter and Time
- Now Playing9minHow Close To The Sun Can Humanity Get?
- Now Playing16minHow Electron Spin Makes Matter Possible
- Now Playing11minSuperluminal Time Travel + Time Warp Challenge Answer
- Now Playing19minAre Space and Time Real?
- Now Playing11minCitizen Science
- Now Playing14minWhy String Theory is Right
- Now Playing17minHow Does the Earth Really Move Through The Galaxy?
- Now Playing16minWhat If The Speed of Light is NOT CONSTANT?
- Now Playing16minWhat If Gravity is Not A Fundamental Force?
- Now Playing12minThe Missing Mass Mystery
- Now Playing11minWill A New Neutrino Change The Standard Model?
- Now Playing9min5 Ways to Stop a Killer Asteroid
- Now Playing11minS2: The Quantum Experiment that Broke Reality
- Now Playing13minQuantum Theory's Most Incredible Prediction
- Now Playing8minWhat Happens At The Edge Of The Universe?
- Now Playing15minDid Life on Earth Come from Space?
Beat Making Lab
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing2minHealth Worker Beat
- Now Playing4minTrapped In Paradise
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minDiablos (music video)
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
Infinite Series
- Now Playing12minHow Infinity Explains the Finite
- Now Playing8minThe Multiplication Multiverse
- Now Playing11minCan We Hear Shapes?
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing10minInstant Insanity Puzzle
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing11minCan We Hear Shapes?
- Now Playing14minInfinite Chess
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing11minWhat are Numbers Made of?
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing11minTopology vs "a" Topology
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing12minProving Pick's Theorem
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing9minAssociahedra: The Shapes of Multiplication
Idea Channel
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing9minIs the Universe a Computer?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing6minIs Doctor Who a Religion?
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?